NZ Level 4
Add/sub using number lines (incl mixed numbers) (2,3,4,5,6,8,10,12)

## Interactive practice questions

We are going to calculate $1\frac{1}{2}+2\frac{4}{10}$112+2410.

a

First, complete the number sentence to convert $1\frac{1}{2}$112 into a mixed number with denominator $10$10.

$1\frac{1}{2}=\editable{}\frac{\editable{}}{10}$112=10

b

Next, plot $1\frac{5}{10}$1510 on the number line.

c

Choose the image below that represents the addition for $1\frac{5}{10}+2\frac{4}{10}$1510+2410.

$2\frac{4}{10}$2410
A
$2\frac{5}{10}$2510
B
$2\frac{3}{10}$2310
C
$2\frac{4}{10}$2410
A
$2\frac{5}{10}$2510
B
$2\frac{3}{10}$2310
C
Easy
Approx a minute

We are going to calculate $1\frac{1}{3}+1\frac{1}{6}$113+116.

We are going to calculate $1\frac{3}{4}+3\frac{1}{8}$134+318.

We are going to calculate $1\frac{4}{5}+1\frac{1}{10}$145+1110.

### Outcomes

#### NA4-2

Understand addition and subtraction of fractions, decimals, and integers